* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: pink;
}

.container {
    position: relative;
    width: 800px;
    height: 500px;
    background: pink;
}

.container .clip {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: .5s;
}

.container .clip.clip1 {
    background: url(./static/hmbb.jpg);
    background-size: cover;
    /* 使用裁剪方式创建元素的可显示区域。区域内的部分显示，区域外的隐藏。 */
    /* 在线裁剪调节网站 https://www.moqu8.com/oltools/clip-path.htm */
    clip-path: polygon(0% 0%,55% 0%,20% 100%,0% 100%);
}

.container .clip.clip2 {
    background: url(./static/shu.jpg);
    background-size: cover;
    clip-path: polygon(55% 0%,100% 0%,45% 100%,20% 100%);
}

.container .clip.clip3 {
    background: url(./static/mb.jpeg);
    background-size: cover;
    clip-path: polygon(100% 0%,100% 0%,100% 100%,45% 100%);
}

.container:hover .clip {
    /* 全部隐藏 */
    clip-path: polygon(100% 0%,100% 0%,100% 100%,100% 100%);
}

.container .clip:hover {
    /* 某一clip元素全部展示 */
    clip-path: polygon(0% 0%,100% 0%,100% 100%,0% 100%);
}

.container .clip .content {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 25%;
    padding: 20px;
    background: #fff;
    opacity: 0;
    transition: .5s;
}

.container .clip:hover .content {
    bottom: 0;
    opacity: 1;
}